What _______useful book it is!—Yeah, it tells you how to play _____ guitar.

Look! Here_______ Sandy. Her pink scarf_______ her silk blouse well.

I _____ swimming ________ skating.

It is very important_______ people to have food and water every day. [ ]

These days, Grade 9 students stay up too late to finish ______homework and prepare for exams, as a result, some of them feel _________ the next day.